A ibc with no lid is made by cutting four squares if side length x from each corner of a 10 cm by 20 cm rectangle sheet of metal.

Sketch the graph of the function and state restriction

250
200
150
100
50

-5. 5. 10. 15


-50
-100
-150
-200
-260

2 answers

Please proofread.

What is a ibc?
Where should periods and capital letters go?
Oh -- and what is your school subject?